
Change or rekey · Aurora
Vintage Mortise Lock Service
The old skeleton key still fits the keyhole, but it now needs a jiggle, a lean on the door and a little luck before the bolt moves. Last week it took three tries.
Call now · open 24/7(289) 802-6293In plain words
Vintage mortise lock service is the repair of the original lock in an older door rather than its removal. The lock is a rectangular steel case that lives inside a pocket in the door edge, and nearly everything that goes wrong with it, a tired spring, dried grease, a worn hub, a lost key, can be put right on the bench. The locksmith confirms you own or occupy the home, takes the case out through the door edge, rebuilds it, sorts out the keys and puts it back in the same pocket. The door keeps its knobs, escutcheons and history, and it locks as it did when new.
How the visit goesThe key turns freely in the round cylinder on the door, all the way around and back, without the bolt shifting at all. The cylinder itself wobbles slightly when you press it, as if it has come loose inside the door.
Vintage Mortise Lock Service · Aurora
How the visit goes

- 1
The door before the lock
Before blaming a lock that may be perfectly sound, the locksmith looks at the door. With it open, the lock is cycled; with it closed, the latch and deadbolt are tried again. A lock that works open and fights when shut is telling you the door has moved. The gap around the door is checked top to bottom, the hinges are watched for a sag when the door is lifted, and the strike plate is inspected for bright wear marks where the bolt has been scraping past. In an older home with a solid wood door this is a routine finding, and correcting it is often most of the repair.
- 2
Cylinder work on a later mortise lock
A pin-tumbler cylinder on a mortise lock is serviced the same way as a modern one. The plug is pushed out with a follower, the old bottom pins are replaced to a new combination, and keys are cut to match, so a lost key stops mattering. If the plug is worn past rekeying, a new mortise cylinder is selected with the same thread length, the same cam shape and a finish close to the trim, and threaded into the case to the correct depth so the cam swings the bolt without binding. The set screw is seated into the cylinder's groove, and the key is tested with the case in the door.
- 3
A lock that feels new and looks old
What you get back is the door you had, with the lock working as it was designed to. The knob returns level with a snap, the latch catches when the door is pushed shut, the deadbolt throws with a light turn of the key or the thumb-turn, and the key goes in and out without a wiggle. Nothing on the face of the door has changed except that the brass has been cleaned where it was handled. The locksmith runs through each function with you from both sides before leaving, so the standard of what has been done is something you have seen, not something you have been told.
In the van
- Light lock oil
- Spindle and knob set screws
- Cylinder set screw
- Latch and hub springs
- Mortise cylinder and cam
What affects the quote
- 1
Strike and hinge work
Where the door has dropped or swelled, adjusting or moving the strike and tightening or packing hinges is part of the fix. It is small work but it is listed, so you see what was done to the door.
- 2
Whether the door has to come off its hinges
Some mortise cases can be serviced with the door hanging in place, while a tight jamb or a stubborn case sometimes means lifting the door off its hinges onto a level bench. That step is identified once the case is open and the repair needs are clear.
- 3
Condition of the wood
Stripped screw holes, a loosened pocket or a split at the door edge need dowelling, shimming or gluing before the case can be trusted. That woodwork is quoted once the locksmith has seen the pocket empty.
Same fees day, night or weekend.
Vintage Mortise Lock Service: questions
How long does servicing a mortise lock take?
A single entry lock that needs cleaning, springs and a strike adjustment is generally done in one visit of an hour or two. Filing a bit key adds bench time, and a set of interior latches is longer simply because there are more of them. A case that needs a part fabricated, or a replacement case that has to be ordered to size, may mean a second visit; the locksmith says so at the assessment.
What if the case is too worn to repair?
Then a replacement case goes into the existing pocket. Reproduction mortise cases are made in the common vintage sizes and backsets, and a modern mortise case with a cylinder fits many old pockets with minor trimming. The locksmith measures the case height, depth, backset and trim spacing before ordering, aiming for the new case to drop in with the original knobs and plates going back on, though a small pocket trim or fixing change is sometimes needed. Cutting the door for a different kind of lock is the last choice.
Is it worth repairing an old mortise lock instead of replacing it?
Usually, yes. The mechanisms are simple and robust, and what fails is nearly always a spring, dried grease or wear on one part, all of which are repairable on a bench. Replacing the lock with a modern cylindrical set means boring a large hole through the door stile and filling the old pocket, which is more work and changes the door for good. A rebuilt case keeps the original trim and keeps the door intact.
York, Ontario
Aurora information
- Town
- Aurora, York, Ontario
- In business
- 13 years
- Hours
- Open 24/7 · nights, weekends and holidays, same fees
- Phone
- (289) 802-6293
- Visits
- On-site assessment preferred. Request a visit or call.
What the census means at the door
22%
Newer homes. About 22% of homes in Aurora were built in 1980 or earlier, according to the 2021 Census.
Households in newer homes are often keen on keypads, fobs and phone-controlled locks. Standard doors make installation straightforward, and the locksmith spends more of the visit setting codes and pairing devices than on carpentry.
60%
Mostly houses. Single-detached houses make up about 60% of homes in Aurora (2021 Census).
Garage entry doors on detached houses are often the household's real front door, used more than the formal entry. They deserve the same quality of lock, and keying them alike with the house means one key does the whole daily routine.
Open 24/7
Request a visit
The old skeleton key still fits the keyhole, but it now needs a jiggle, a lean on the door and a little luck before the bolt moves.
Call now · open 24/7(289) 802-6293- On-site assessment preferred
- Same fees day, night or weekend
- 13 years in business




